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`levels
...on, @Marek posted the following solution:
https://stackoverflow.com/a/10432263/636656
4 Answers
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Concatenate a vector of strings/character
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answered Jan 20 '10 at 1:21
Matt TurnerMatt Turner
5,02611 gold badge1313 silver badges33 bronze badges
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Normalize data in pandas
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226
In [92]: df
Out[92]:
a b c d
A -0.488816 0.863769 4.32...
Change one value based on another value in pandas
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edited Jul 12 '18 at 15:11
jpp
124k2323 gold badges154154 silver badges204204 bronze badges
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What do (lambda) function closures capture?
...e a new scope each time you create the lambda:
>>> adders = [0,1,2,3]
>>> for i in [0,1,2,3]:
... adders[i] = (lambda b: lambda a: b + a)(i)
...
>>> adders[1](3)
4
>>> adders[2](3)
5
The scope here is created using a new function (a lambda, for brevity...
Python Pandas merge only certain columns
...nly merge some columns? I have a DataFrame df1 with columns x, y, z, and df2 with columns x, a ,b, c, d, e, f, etc.
5 Answe...
Looping over a list in Python
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200
Try this,
x in mylist is better and more readable than x in mylist[:] and your len(x) should ...
comparing 2 strings alphabetically for sorting purposes
I'm trying to compare 2 strings alphabetically for sorting purposes. For example I want to have a boolean check like if('aaaa' < 'ab') . I tried it, but it's not giving me correct results, so I guess that's not the right syntax. How do I do this in jquery or Javascript?
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Idiomatic way to convert an InputStream to a String in Scala
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For Scala >= 2.11
scala.io.Source.fromInputStream(is).mkString
For Scala < 2.11:
scala.io.Source.fromInputStream(is).getLines().mkString("\n")
does pretty much the same thing. Not sure why you want to get lines and then glue the...